28385358

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2128

約数の個数: 32

約数和(自身を含む): 59844096

約数和(自身を除く): 31458738

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 1997, 2369, 3994, 4738, 5991, 7107, 11982, 14214, 45931, 91862, 137793, 205691, 275586, 411382, 617073, 1234146, 4730893, 9461786, 14192679, 28385358]

約数ペア:

[(1, 28385358), (2, 14192679), (3, 9461786), (6, 4730893), (23, 1234146), (46, 617073), (69, 411382), (103, 275586), (138, 205691), (206, 137793), (309, 91862), (618, 45931), (1997, 14214), (2369, 11982), (3994, 7107), (4738, 5991)]